Home / 132,459.18-182,795.46-75,870.50

Finding the Fourth Proportional to 132,459.18, 182,795.46 and 75,870.50

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Solution

The fourth proportional to 132,459.18, 182,795.46 and 75,870.50 is: 104,702.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,459.18 : 182,795.46 = 75,870.50 : x
  2. Step 2: Convert to fraction form
    132,459.18/182,795.46 = 75,870.50/x
  3. Step 3: Cross multiply
    132,459.18x = 182,795.46 × 75,870.50
  4. Step 4: Simplify right side
    132,459.18x = 13,868,782,947.93
  5. Step 5: Solve for x
    x = 13,868,782,947.93/132,459.18
  6. Step 6: Final answer
    x = 104,702.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.